1a, Flat 1, Holly Park, Islington, London, N4 4AT
About 1a
1a is an end-of-terrace house in Islington, London, London (N4 4AT). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 2012 onwards and council tax band C. The latest certificate (October 2021) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (June 2017); the latest reading is one band lower. Between certificates, window efficiency dropped from Very Good to Good.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Know exactly what you're buying at 1a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
1a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded to triple glazing
Planning history
1a has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 1a
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
1a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£379,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Everything we know about 1a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby
Versus other Holly Park homes
On epc rating, 1a runs well behind the street norm.
EPC Rating
79 (C)
Street avg 84 (B)
Floor Area
67 m²
Street avg 67 m²
CO₂ Emissions
1.5 t/year
Street avg 0.6 t/year
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1a, Flat 15, Holly Park, Islington
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1a, Flat 18, Holly Park, Islington
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1a, Flat 21, Holly Park, Islington
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16 20, Flat 2, Lancaster Road
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
15/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Crouch Hill Station — bus stop.
Closest school
0.5 km
Ashmount Primary School. 82 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
53.0dB
Night-time· 23:00 – 07:00
43.4dB